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Table 3 Mean intervals and WAD for movements between health states

From: The equivalence of numbers: The social value of avoiding health decline: An experimental web-based study

  Mean interval between health states  
Health states SG§ [95% CI] PTO-Down ° [95% CI] PTO-Up$ [95% CI] WAD* [95% CI]
A–B 0.0875 [0.0637–0.1113] 0.0480 [0.0223–0.0736] 0.0502 [0.0304–0.0700] 0.6443 [0.5811–0.7075]
A–C 0.2056 [0.1836–0.2276] 0.0778 [0.0488–0.1069] 0.1032 [0.0716–0.1348] 0.5248 [0.4616–0.5873]
A–D 0.4015 [0.3738–0.4292] 0.1484 [0.1111–0.1857] 0.1857 [0.1389–0.2325] 0.4748 [0.4066–0.5431]
A–E 0.5658 [0.5354–0.5961] 0.2977 [0.2487–0.3467] 0.3694 [0.3112–0.4277] 0.4919 [0.3951–0.5888]
A–F 1 -- 1 -- 1 -- 0.5167 [0.3542–0.6791]
  1. N = 127 Results of paired t-tests: §Significant different to PTO-Up at 1% or better; ° Significant different to SG at 1% or better; $Significant different to PTO-Down at 1% or better for A – E, at 10% for A – D and A – C; *WAD values were calculated as described in eq. 4.1 (section 5) of the study design